What is a King Size Mattress?

Everyone deserves to relax in style and comfort. After a long hard day, there's no better way to rest your weary head than on a Better Bed Company King Size Mattress!

Made from the finest materials available, with modern twists on classic designs, we're sure you'll find the King Size Mattress you've longed for!

You'll always find the biggest names at the best prices at Better Bed Company - #TheBetterWay to buy beds and bedroom furniture!

Browse our complete King Size Mattress collection below.

Why choose Better Bed for King Size Mattress?

With fast and next-day delivery, it's a no-brainer to use Better Beds for your King Size Mattress!

Competitively priced with numerous designs to choose from, order King Size Mattress today.

Call 0800 0467 616 for help and advice on selecting the best King Size Mattress for your home!

Collection: King Size Mattresses

Showing of 112 products

112 products

Bedmaster Miracle Mattress

Soft

Firm

Bedmaster Miracle Mattress

Regular price

From £214.99

Sale price

From £214.99

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Pocket Spring View Product
Bedmaster Emperor Mattress

Soft

Firm

Bedmaster Emperor Mattress

Regular price

From £118.99

Sale price

From £118.99

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per

Spring View Product
Bedmaster Farley Mattress

Soft

Firm

Bedmaster Farley Mattress

Regular price

From £244.99

Sale price

From £244.99

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Pocket Spring View Product
Better Buy

Bedmaster Ambassador 3000 Mattress

Soft

Firm

Bedmaster Ambassador 3000 Mattress

Regular price

From £599.99

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From £599.99

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per

Pocket Spring View Product
Better Buy

Dreamy Nights Natural Capsule Pocket Mattress

Soft

Firm

Dreamy Nights Natural Capsule Pocket Mattress

Regular price

From £459.99

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From £459.99

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Pocket Spring View Product
Better Buy

Better Memory Workington Mattress

Soft

Firm

Better Memory Workington Mattress

Regular price

From £169.99

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From £169.99

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Memory Foam View Product
Quartz Pocket And Memory Foam Mattress

Soft

Firm

Quartz Pocket And Memory Foam Mattress

Regular price

From £349.99

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From £349.99

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per

Memory Foam Mattress View Product
Visco Therapy Visco 4000 Mattress

Soft

Firm

Visco Therapy Visco 4000 Mattress

Regular price

From £304.99

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From £304.99

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per

Memory Foam View Product
Bedmaster Luna Mattress

Soft

Firm

Bedmaster Luna Mattress

Regular price

From £269.99

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From £269.99

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Pocket Spring View Product
Julian Bowen Elite Pocket 1000 Mattress

Julian Bowen Elite Pocket 1000 Mattress

Regular price

From £399.99

Sale price

From £399.99

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per

Pocket Spring View Product
Better Buy

Airsprung Beds Caldicot Rolled Mattress

Soft

Firm

Airsprung Beds Caldicot Rolled Mattress

Regular price

From £289.99

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From £289.99

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Memory Foam View Product
Super Orthopaedic Sprung Mattress

Soft

Firm

Super Orthopaedic Sprung Mattress

Regular price

From £299.99

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From £299.99

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per

Spring View Product
Julian Bowen Capsule Gel Luxury Mattress

Soft

Firm

Julian Bowen Capsule Gel Luxury Mattress

Regular price

From £799.99

Sale price

From £799.99

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per

Pocket Spring View Product
Better Buy

Better Memory Pocket Mattress

Soft

Firm

Better Memory Pocket Mattress

Regular price

From £299.99

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From £299.99

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per

Memory Foam View Product

Our King Size Mattress are the best for Adult bedrooms.

Buying a King Size Mattress for the adults bedroom would be an effective choice. There spacious and have designs suited to couples such as with pocket spring systems suitable for partners. Our King Size Mattress range offers comfort with a range of materials such as contouring king size memory foam mattresses and natural wool and cotton ideal for adults. Choose from tufted designs showing real quality in the buy with flat surfaces also available in the collection for the best posture. Our mattresses in a box are great if your searching for cheap benefits keeping delivery costs down for adult roll ups.

Select a King Size Mattress from the Bed Professionals.

Our King Size Mattress range is the best out there offering designs for all sleepers. Consider a medium mattress for the best tensions for the sleeping surface being the most common in the UK. Featuring luxury mattresses for quality with the best fillings and cheap mattresses keeping the shop well with in budget. There's also some alternatives in the Better Bed Company store with double mattresses and super king size suitable for different room dimensions and beds. The 5ft dimension means it's best for adults with spacious effects and good for taller sleepers with a long length.

Commonly Asked Questions

What is the size of a king size mattress?

There's plenty of room on a king size mattress offering an ultimate sleeping surface for 2 people. With a 150cm x 200cm this offers more space than a double and even more length perfect for taller people. The depth of the king size mattress will differ depending on the design.

What types of king size mattresses are there?

There's so many on the market today offering different advantages for the buyer. With plenty to choose from your spoilt for choice. Think about one that suits you and your partner choose the correct tension and filling.

King size memory foam mattress - this type of mattress will provide quality support for all sleepers. The material will contour to body relieving pressure points and offering independent sleeping areas.

King size pocket spring mattress - this type of spring system will provide a quality structure for the material to work properly. The more pocket spring count the more support is the rule of thumb.

King size natural mattress - perfect for temperature control and quality for moisture keeping the mattress well ventilated. Choose materials like wool, cotton and cashmere for best practice.

King size roll up mattress - this design saves money and these days there still the best quality. Think about tight spaces and loft bedrooms, apartments and flats this style would be recommended.

King size firm mattress - when you want a hard surface there's no better option. Offering a hard surface for sleeping can some time cure back pains and aches. There also strong and resilient with good spring systems and materials.

We also have guides on buying mattresses check them out today for some advice.

What firmnesses does a king size mattress come in?

Our king size mattresses come in a range of firmnesses to suit all sleepers. The tension of the mattress is really important and can give the sleeper better comfort and support. A lighter sleeper may benefit from a softer tension while a heavier person might be better suited to a firmer king size mattress.

Find a soft king size mattress for quality comfort in the bedroom. A soft mattress would relieve pressure on the joints and can offer benefits to sleepers who suffer from back aches and pains. Choose a soft mattress if you sleep on your side as the mattress will contour better to the body. We would recommend a soft king size mattress to lighter sleepers.

Consider a medium king size mattress for both light and heavy sleepers. A medium mattress would be a good choice for quality spinal alignment. This tension of mattress will relieve pressure on the hips and shoulders. Choose a medium mattress for back and side sleepers as the design will support the body. A king size medium mattress would be best suited to a solid top or sprung-styled bed.

Opt for a king size firm mattress to for the best spinal alignment. A firm mattress can distribute weight more evenly and improve circulation. Choose a firm mattress for a robust and durable sale with long-term advantages. Offer a firm mattress for more support over the lifetime of the mattress with a stronger design. A firm king size mattress would be great for heavier sleepers and added to a solid top bed base.

An extra firm king size mattress would be an excellent choice for back support. This design is perfect for roll-together advantages keeping the sleepers in the zone at all times. A firm mattress is good as it doesn't put pressure on the circulatory system, putting less pressure on the body. We would recommend an extra firm mattress to heavier sleepers only.

Choose a soft to medium king size mattress for luxurious sleeping surfaces. A soft to medium mattress would be good for back pain relief and those who suffer from aches. They're an excellent choice for partners and provide good support with less disruption to the users. A soft to medium mattress will contour to the body better so there ideal for curvier sleepers. Opt for a soft to medium king size mattress to partner any type of bed frame.

Can you buy a spring king size mattress?

Yes, we have spring king size mattress on the site in a range of designs for every sleeper. Spring mattresses are the best for supporting the body and offer good relief to pressure points on the body. Find a king size spring mattress for adult beds.

A pocket spring king size mattress would be a good idea for partners. A pocket spring mattress will offer more support than a regular design. Choosing a pocket spring style system means the mattress will be better ventilated. They are also great for isolating movement which is perfect for partners. Find a pocket spring king size mattress in a range of styles like roll up, next day or pillow top styles.

Find a bonnel spring king size mattress for the best durability advantages. They are cheap on price so can leave a bigger budget for the bed frame. A bonnel spring mattress is excellent at distributing the weight. They can also help with quality spinal alignment. The universal firmness means the mattress will be supportive. Find a bonnel mattress in styles like adjustable, next day, and fast delivery as well as rolled up.

An open coil king size mattress would relieve back aches and pains and provide a sleeping surface with good breathability. The open coil spring system is excellent for lightweight advantages, being lighter than foam-type models on the UK market. This spring system is responsive, which means it is good for adjusting during sleep. Find an open coil king size mattress for both light an heavy sleepers.

Choose an orthopedic king size mattress for healthy advantages. They are excellent at relieving pressure on the body such as in the hip, shoulders, and neck regions. A good orthopedic will distribute weight evenly for a better sleeping surface. They're good for both heavy and light sleepers. Choose an orthopedic king size mattress if you sleep on your back for pain relief.

Are there any memory foam king size mattresses?

At Better Bed Company we have a wide range of king size memory foam mattresses for purchase online. Memory foam is excellent for people who suffer from back aches and pains. Choose a king size memory foam mattress to partner your bed frame.

Choose a king size memory foam mattress for the best relief from pressure on the body. Memory foam is good for quality spinal alignment. It will be good to distribute weight evenly for better posture during sleep. A memory foam mattress I great for being resistant to mold and bacteria, keeping the sleeping surface healthy. Find a king size memory foam mattress in a variety of designs like next day, roll up or in a box.

A memory foam and spring king size mattress would be effective for sleepers. With both springs and memory foam the mattress will contour to the sleeper better. The spring base will offer a quality foundation for the memory foam to perform. There will be better airflow around the mattress helping with moister and temperature regulation advantages. A memory foam and spring mattress will be more durable so will last longer. Choose a memory foam and spring king size mattress to partner frames, ottoman beds and bases.

Are king size mattress good for adults?

Yes, a king size mattress is perfect for adult sleepers. An adult would need a spacious sleeping surface and with a 150cm x 190cm or 5ft this design is great. We wouldn't recommend a king size mattress for kids or children.

A king size mattress is suitable for couples so both adults can use the same sleeping surface. Choose for large master bedrooms or guest spaces. The design should be right for the adults with the correct tension, spring system, and fillings for the user.

How often should you change a king size mattress?

We would recommend changing the king size mattress every 8 years. As a poor mattress can negatively affect sleep and this will impact your lifestyle.

Check for any sagging on the mattress or holes in the fabric as this will mean the mattress should be replaced.

It's important to replenish your mattress every so often as this will help the risk of body and back pains.

Are there any king size mattresses on sale?

Better Bed Company has an array of king size mattresses in the sale. From budget-friendly models to luxury king size mattresses. Find the best range of king size mattresses at low cost prices online.

We offer free delivery as a standard on our king size mattresses which keeps us cheap anyway. Better Bed Company also offers discount codes at different times of the year to keep the costs down on king size mattresses.

Consider brands when buying king size mattresses these will mean your buying quality. Brands also offer guarantees which then will provide peace of mind to the sale.

Find a sale king size mattress for every bedroom in the home.